Convert to ICD-10-CM: 
812.51 converts approximately to:
- 2015/16 ICD-10-CM S42.413B Displaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fractureOr: 
- 2015/16 ICD-10-CM S42.416B Nondisplaced simple supracondylar fracture without intercondylar fracture of unspecified humerus, initial encounter for open fracture
 ICD-9-CM Volume 2 Index entries containing back-references to 
812.51:
- Fracture (abduction) (adduction) (avulsion) (compression) (crush) (dislocation) (oblique) (separation) (closed) 829.0  elbow - see also Fracture, humerus, lower end elbow - see also Fracture, humerus, lower end  olecranon (process) (closed) 813.01 olecranon (process) (closed) 813.01 
  supracondylar (closed) 812.41 supracondylar (closed) 812.41 
 
  humerus (closed) 812.20 humerus (closed) 812.20   anatomical neck 812.02 anatomical neck 812.02 
  articular process (see also Fracture humerus, condyle(s)) 812.44 articular process (see also Fracture humerus, condyle(s)) 812.44 
  capitellum 812.49 capitellum 812.49 
  condyle(s) 812.44 condyle(s) 812.44 
  distal end - see Fracture, humerus, lower end distal end - see Fracture, humerus, lower end
  epiphysis epiphysis   lower (see also Fracture, humerus, condyle(s)) 812.44 lower (see also Fracture, humerus, condyle(s)) 812.44 
   upper 812.09 upper 812.09 
 
  external condyle 812.42 external condyle 812.42 
  great tuberosity 812.03 great tuberosity 812.03 
  head 812.09 head 812.09 
  internal epicondyle 812.43 internal epicondyle 812.43 
  lesser tuberosity 812.09 lesser tuberosity 812.09 
  lower end or extremity (distal end) (see also Fracture, humerus, by site) 812.40 lower end or extremity (distal end) (see also Fracture, humerus, by site) 812.40 
  neck 812.01 neck 812.01 
  open 812.30 open 812.30 
  pathologic 733.11 pathologic 733.11 
  proximal end - see Fracture, humerus, upper end proximal end - see Fracture, humerus, upper end
  shaft 812.21 shaft 812.21 
  supracondylar 812.41 supracondylar 812.41 
  surgical neck 812.01 surgical neck 812.01 
  trochlea 812.49 trochlea 812.49 
  T-shaped 812.44 T-shaped 812.44 
  tuberosity - see Fracture, humerus, upper end tuberosity - see Fracture, humerus, upper end
  upper end or extremity (proximal end) (see also Fracture, humerus, by site) 812.00 upper end or extremity (proximal end) (see also Fracture, humerus, by site) 812.00 
 
  supracondylar, elbow 812.41 supracondylar, elbow 812.41   open 812.51 open 812.51